The abundance of cases that involve low back pain reminds one of a plague spread throughout the world. The lumbar spine is considered the most supportive part of the spine with weight bearing features; however‚ neglecting the initial symptoms of low back pain can lead to irreversible changes and further serious damage to the spine structures and peripheral nervous system. Low back problems are “the most common cause of job related disability” since “about 80 percent of adults experience low back
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* countercurrent exchange- the deep veins lie alongside deep arteries and heat is conducted from the warm blood flowing outward to the limbs and cooler blood returning‚ this traps heat close to the body Integumentary system (page 159-175) Cutaneous Membrane * Epidermis- stratified squamous epithelium i. the epidermis is dominated by keratinocytes- the body’s most abundant epithelial cells‚ forming several layers or strata ii. epidermal ridges formed by the deeper layers of the epidermis
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transferred by Ski Patrol down the slope on a sled. For the patient’s body to maintain homeostasis throughout the duration of exposure to the extreme cold‚ thermo receptors within the skin activated sending signals to the hypothalamus. In turn the cutaneous blood vessels constricted and shivering commenced in an attempt to accumulate and produce additional body heat. (Minerva Union‚ 2011‚ ¶2). During the time of exposure to the extreme cold all distal extremities and any exposed tissues would be vulnerable
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TYPE 1: IMMEDIATE TYPE 2: ANTIBODY MEDIATED Feature Known as anaphylactic HS Fast response (minutes) Disorders/ Reactions Athopy Clinical manifestation includes asthma‚ eczema‚ hay fever‚ food allergy Has family history with similar condition Show immediate wheal and flare skin reaction to allergen Strong hereditary linkage seen in human Autoimmune haemolytic anaemia Spontaneous/ induced by drugs Reacts to blood group Ag – produce Ab to self RBC Test: direct antiglobulin test
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The modern era of this day and age is under constant threat from new and expanding methods of conflict that is devastating our already deteriorating society- often segregated between the rich and the poor. Due to the steady increase of communication and travel‚ there is a correlation with the increase amount of fighting with age old ethnic rivalries and religious strife along with disputes over territory‚ resources and morals. However‚ with the considerable advancements in technology presented over
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Human Sensory Systems Objectives · Describe how sensory receptors communicate to the central nervous system. · Describe receptors that detect temperature‚ pain‚ touch and pressure‚ muscle length and tension‚ and blood pressure. · Describe the nature of vision in terms of its stimulus on the function of rod and cone cells. Introduction The function of the brain is to convey messages to different parts of the body. Messages are conveyed from a nerve cell to another nerve cell‚ muscle cell
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respiratory system‚ the reproductive system‚ and the urinary system. The integumentary system is the largest system by mass‚ it forms the external body covering‚ protects deeper tissue and produces Vitamin D‚ as well as serves as the location of cutaneous nerve receptors. Its parts include skin. The skeletal system protects and supports body organs‚ provides muscle attachment for
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Most parents remembered hearing about the importance of protecting their children from the sun‚ yet children are still playing in the sun without sunscreen or protective clothing. Many people these days are not taking skin cancer seriously after knowing its significance. Skin cancer has been a growing problem in the United States and millions of people have suffered from it every year. The three most common skin cancers are Melanoma‚ Basal cell‚ and Squamous cell‚ which can cause bumps‚ sores‚ growths
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BIOL 2010 ANATOMY AND PHYSIOLOGY I Chapter 4: TISSUES AND MEMBRANES Outline of Notes I. Introduction. A. General: Cells are highly specialized and interdependent on one another. Groups of similar cells performing similar functions are called Tissues The study of tissues is called Histology. Organs are made of tissues. A detailed understanding of tissues will greatly help your understanding of organs and organ systems later in this course. Tissues are classified into 4 main types:
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Keloid Scar Treatments: Successful keloid treatment has still been an obstacle because the current treatments are far away from guarantying cure of the disease and preventing recurrence. This probably due to the lack of an extensive research to study and evaluate those treatments (Gauglitz et al.‚ 2011). There are a wide range of therapies that have been used in treating keloid and hypertrophic scars. Although most of the therapeutic options that we will cover work for both scars‚ we have to be very
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